<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style>
    </style>
</head>
<body>
    <div>
        <div style="width: 100%;height:115px;background-color:darkgray;">
            <label style="text-align: center;"><h1>网页标题</h1></label>
        </div>
        <div style="width: 15%;height: 480px;background-color:beige;float: left;">
            <ul>
                <h1 style="margin-left: 30px;">菜单</h1>
                <li style="margin-left: 30px;">导航
                    <ul>
                        <li><a href="https://tv.cctv.com" target="abc">cctv</a></li>
                        <li><a href="https://www.baidu.com/" target="abc">百度</a></li>
                        <li><a href="http://m.weibo.cn" target="abc">微博</a></li>
                        <li><a href="text1.html" target="abc">跳转</a></li>
                    </ul>
                </li>
            </ul>
        </div>
        <div style="width: 100%;height: 480px;background-color: rgb(134, 148, 142);">
            <iframe src="" name="abc" frameborder="1" style="width: 1273px;height: 475px;"></iframe>
        </div>
        <div style="width: 100%;height: 120px;background-color: rgb(123, 111, 111);float: left;">
            <label style="text-align: center;"><h1>底部</h1></label>
        </div>
    </div>
</body>
</html>